Mariano is a distinctive boys' name in United States, ranking #1087 in 2025 with 198 recorded births. The name reached its all-time peak in 2022 with 215 births ranking #1030. Since 1996, the popularity has increased by 112.9%. In 2025, approximately 1 in every 8,627 boys born was named Mariano. STABLE Recent data shows the name is currently stable.